do not exclude proxies from drawables list

we had an optimization where we would exclude drawable proxies from the drawables list if they had nothing to draw.
But listeners may make use of those proxies, so we can't remove them from the list of drawables.

Diffs=
d30f3e3ca6 do not exclude proxies from drawables list (#8762)

Co-authored-by: hernan <hernan@rive.app>

.rive_head

@@ -1 +1 @@
-b9773680e341b946fa06d046cfeeda8f97555645
+d30f3e3ca6175e5f0bc7f029f6acf7de08d18355

include/rive/drawable.hpp

@@ -51,6 +51,8 @@ class Drawable : public DrawableBase
                 DrawableFlag::Opaque) == DrawableFlag::Opaque;
     }
 
+    virtual bool isProxy() { return false; }
+
     bool isChildOfLayout(LayoutComponent* layout);
 
     StatusCode onAddedDirty(CoreContext* context) override;
@@ -86,6 +88,8 @@ class DrawableProxy : public Drawable
 
     Core* hitTest(HitInfo*, const Mat2D&) override { return nullptr; }
 
+    bool isProxy() override { return true; }
+
     ProxyDrawing* proxyDrawing() const { return m_proxyDrawing; }
 };
 } // namespace rive

src/animation/state_machine_instance.cpp

@@ -1293,8 +1293,7 @@ StateMachineInstance::StateMachineInstance(const StateMachine* machine,
             {
                 continue;
             }
-            if (hittable->is<LayoutComponent>() ||
-                hittable->is<DrawableProxy>())
+            if (hittable->is<LayoutComponent>() || hittable->isProxy())
             {
                 auto component = hittable->as<Drawable>();
                 HitLayout* hitLayout;

src/artboard.cpp

@@ -342,12 +342,9 @@ StatusCode Artboard::initialize()
             // child of the layout, so we insert a proxy before it
             do
             {
-                if (currentLayout->clip() || currentLayout->hasShapePaints())
-                {
-                    m_Drawables.insert(m_Drawables.begin() + i,
-                                       currentLayout->proxy());
-                    i += 1;
-                }
+                m_Drawables.insert(m_Drawables.begin() + i,
+                                   currentLayout->proxy());
+                i += 1;
                 layouts.pop_back();
                 if (!layouts.empty())
                 {
@@ -364,10 +361,7 @@ StatusCode Artboard::initialize()
     while (!layouts.empty())
     {
         auto layout = layouts.back();
-        if (layout->clip() || layout->hasShapePaints())
-        {
-            m_Drawables.push_back(layout->proxy());
-        }
+        m_Drawables.push_back(layout->proxy());
         layouts.pop_back();
     }